HAIR CARE PRODUCTS (NON-COLORING)

While the majority of chemicals in beauty products pose minimal or absolutely no threat, dozens have been linked with significant medical issues, such as cancer, and neurological harm. Cosmetic chemicals enter the body through ingestion, inhalation, and internal use, and lead to similar problems as food chemicals, per this site.

Contaminants and chemicals linked to cancer are found in food, water, and a lot of other ordinary products. But, no sector of consumer products is susceptible to less government inspection than cosmetics, including Coal Tar Shampoo. Though most of the chemicals and contaminants in cosmetics and personal care products almost certainly present very little risk, being exposed to some is linked to substantial health problems, including cancer.